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Pump For Pressure Washer Factory Direct Price

The Winspan pressure washer pump features a high-strength forged brass pump head and precision pistons, delivering consistent, reliable performance. As a direct-source manufacturer with a 30,000-square-meter production facility, Winspan eliminates intermediaries and supports bulk procurement, offering you competitive factory‑price terms and faster delivery.

50 to 2,800 bar Working pressure
3 to 1,000 liters per minute Flow range
24mm or 28mm Shaft diameter
1,450 or 3,400 revolutions per minute Motor speed
Forged brass Valve body material
High-purity solid ceramic Plunger material
2.2 to 110 kW Power Rating
maximum 60 degrees Celsius Inlet water temperature
pump for pressure washer

high pressure cleaning machine assembly manufacturers:

Provide the pump body with flange, hollow shaft or solid shaft interface in accordance with international standards for equipment manufacturers, which is convenient for rapid integration and reduces the technical difficulty of assembly man-hours.

Pump for pressure washer for Crowd

large cleaning equipment distributors:

Provide a rich range of product specifications and sufficient spare parts reserves, provide reliable supply chain and quality assurance support, to help distributors quickly seize the end market.

Pump for pressure washer for Crowd

Engineering contractors for customized procurement:

Provide customized system pump sets with specific flow and pressure for heavy industry cleaning projects such as municipal sanitation, ship sand cleaning and pipeline dredging.

Pump for pressure washer for Crowd

maintenance spare parts traders:

Provide high-pressure pump spare parts with standard specifications and can completely replace the mainstream brands in the market, ensure the adaptability of after-sales maintenance and reduce the maintenance cycle of customers.

Pump for pressure washer for Crowd
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High-Purity Ceramic Plunger:

It employs a 99%‑purity solid ceramic plunger with a surface roughness of less than 0.1 micrometer, reducing frictional resistance by 30% and more than doubling the service life of the seals.

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Forged brass pump head:

The pump head is precision-forged from aviation-grade HPb59-1 brass, offering a 40% increase in tensile strength and effectively preventing cracking or deformation under high-pressure conditions.

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Precision one-way valve assembly:

The inlet and outlet valves are equipped with 303 stainless steel valve stems and seats, with an opening pressure tolerance kept within ±0.05 bar to ensure no sticking or leakage even under high-frequency operation.

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Reinforced aluminum alloy crankcase:

The die-cast aluminum alloy housing, finished with anodizing, offers 25% better heat dissipation than conventional materials, effectively preventing mechanical wear caused by excessive oil temperatures.

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Imported high-quality oil seals:

Equipped with wear-resistant double water seal and high-quality skeleton oil seal, the temperature resistance can reach 80 degrees Celsius, ensuring that the equipment has no oil leakage or water seepage within 500 hours of continuous operation.

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Large size bearing configuration:

Built-in heavy-duty ball bearings or tapered roller bearings, the axial load bearing capacity increased by 35%, significantly reducing the abnormal vibration and noise of the pump body during operation.

modelWork stress barRated flow rate (L/min)Matching power kWShaft diameter (mm)Speed ​​RPM
WS-150915092.2twenty four1450/2800
WS-2015200155.5281450
WS-2515250157.5281450
WS-35173501711.0281450
WS-50305003030.0351450
WS-1004010004075.0421450
WS-28020280020110.0501000

The high-pressure washer pump produced by winspan shows significant technical advantages in structural rigidity and heat dissipation management. Compared with similar conventional pump bodies, we use an integral heavy-duty crankcase and a crankshaft that has undergone severe hardening treatment, with an optimized design of the hydraulic end channel, which greatly improves the overall pressure resistance and running stability of the pump body. In addition, winspan attention is paid to the full life cycle performance of critical sealing systems. Through our self-optimized dual water-sealed cooling circulation circuit, combined with high-purity solid ceramic plungers, the continuous trouble-free running time of the pump body has been improved by at least 30% over the same industry standard.

pump for pressure washer
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Reduce the risk of water leakage due to plunger wear:

The winspan adopts mirror-polished solid ceramic plunger and self-lubricating sealing components to effectively prevent the pump body from dripping due to water particle wear.

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Inhibit the continuous operation of high-pressure pump oil temperature is too high:

The winspan optimizes the heat sink area and increases the amount of oil in the crankcase to ensure that the oil temperature of the pump body does not exceed the normal standard during continuous operation.

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Reduce valve fouling stuck and pressure fluctuations:

The winspan is equipped with a self-cleaning high-strength stainless steel one-way valve to prevent mineral scaling and ensure stable output water pressure.

Pump For Pressure Washer(images 16)

Before starting up, check the oil level of the crankcase to the center line of the oil sight mirror, and replace the special lubricating oil after 50 hours of operation for the first time.

Pump For Pressure Washer(images 17)

It is forbidden to idle without water, and the connected water flow speed and water supply must be greater than 1.5 times of the rated flow of the high-pressure pump.

Pump For Pressure Washer(images 18)

Turn on the spray gun before starting, so that the water flow naturally out of the pump to eliminate excess air, and then start the power source.

Pump For Pressure Washer(images 19)

A high-density filter of not less than 50 meshes must be installed at the water inlet, and the filter screen must be removed and cleaned every 30 hours of operation.

Q: Why does the high-pressure pump vibrate violently when it is turned on?
A: Vibration is usually caused by inhaled air, insufficient water supply from the water source, or blockage of the high-density filter. Please first check whether the water inlet pipe is sealed well, and clean the water inlet filter to ensure sufficient water.
Q: How often does the oil in the high-pressure washer pump need to be replaced?
A: When using a new pump for the first time, the oil should be changed after 50 hours of operation. After that, under normal use, it is recommended to replace the special crankcase lubricating oil every five hundred hours of operation or every six months.
Q: What causes the dripping of the pump head and how should it be handled?
A: Dripping water is usually due to wear of the water seal. The water seal will gradually wear out due to long-term high-pressure operation or water quality containing tiny gravel. At this time, it is necessary to replace the corresponding type of water seal repair kit to restore the seal.
Q: Why is the output cleaning pressure not up to the rated standard?
A: The pressure drop may be due to nozzle wear, excessive overflow of the pressure regulating valve or foreign matter in the check valve. It is recommended to check whether the nozzle aperture becomes larger first. If the nozzle is the same, the check valve needs to be disassembled and cleaned.
Q: Can the high-pressure pump be connected to high-temperature hot water for cleaning?
A: Our standard high-pressure pump is designed to have a maximum inlet water temperature of 60 degrees Celsius. If you need to operate continuously in an environment above this temperature, it is recommended to purchase our high-temperature pump type specially designed for hot water environment.
Q: If the high-pressure pump is not used for a long time, how should it be maintained and stored?
A: Before long-term storage, the water in the pump should be completely drained, and a small amount of antifreeze or antirust agent is recommended to protect the internal metal parts. Store in a dry and not less than zero degrees Celsius environment to prevent the pump body from freezing and cracking.
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Pump For Pressure Washer Factory Direct Price

The Winspan pressure washer pump features a high-strength forged brass pump head and precision pistons, delivering consistent, reliable performance. As a direct-source manufacturer with a 30,000-square-meter production facility, Winspan eliminates intermediaries and supports bulk procurement, offering you competitive factory‑price terms and faster delivery.

pump for pressure washer

icon

It employs a 99%‑purity solid ceramic plunger with a surface roughness of less than 0.1 micrometer, reducing frictional resistance by 30% and more than doubling the service life of the seals.

icon

The pump head is precision-forged from aviation-grade HPb59-1 brass, offering a 40% increase in tensile strength and effectively preventing cracking or deformation under high-pressure conditions.

icon

The inlet and outlet valves are equipped with 303 stainless steel valve stems and seats, with an opening pressure tolerance kept within ±0.05 bar to ensure no sticking or leakage even under high-frequency operation.

icon

The die-cast aluminum alloy housing, finished with anodizing, offers 25% better heat dissipation than conventional materials, effectively preventing mechanical wear caused by excessive oil temperatures.

icon

Equipped with wear-resistant double water seal and high-quality skeleton oil seal, the temperature resistance can reach 80 degrees Celsius, ensuring that the equipment has no oil leakage or water seepage within 500 hours of continuous operation.

icon

Built-in heavy-duty ball bearings or tapered roller bearings, the axial load bearing capacity increased by 35%, significantly reducing the abnormal vibration and noise of the pump body during operation.

modelWork stress barRated flow rate (L/min)Matching power kWShaft diameter (mm)Speed ​​RPM
WS-150915092.2twenty four1450/2800
WS-2015200155.5281450
WS-2515250157.5281450
WS-35173501711.0281450
WS-50305003030.0351450
WS-1004010004075.0421450
WS-28020280020110.0501000

pump for pressure washer
icon

The winspan adopts mirror-polished solid ceramic plunger and self-lubricating sealing components to effectively prevent the pump body from dripping due to water particle wear.

icon

The winspan optimizes the heat sink area and increases the amount of oil in the crankcase to ensure that the oil temperature of the pump body does not exceed the normal standard during continuous operation.

icon

The winspan is equipped with a self-cleaning high-strength stainless steel one-way valve to prevent mineral scaling and ensure stable output water pressure.

high pressure cleaning machine assembly manufacturers:

Provide the pump body with flange, hollow shaft or solid shaft interface in accordance with international standards for equipment manufacturers, which is convenient for rapid integration and reduces the technical difficulty of assembly man-hours.

Pump for pressure washer for Crowd

large cleaning equipment distributors:

Provide a rich range of product specifications and sufficient spare parts reserves, provide reliable supply chain and quality assurance support, to help distributors quickly seize the end market.

Pump for pressure washer for Crowd

Engineering contractors for customized procurement:

Provide customized system pump sets with specific flow and pressure for heavy industry cleaning projects such as municipal sanitation, ship sand cleaning and pipeline dredging.

Pump for pressure washer for Crowd

maintenance spare parts traders:

Provide high-pressure pump spare parts with standard specifications and can completely replace the mainstream brands in the market, ensure the adaptability of after-sales maintenance and reduce the maintenance cycle of customers.

Pump for pressure washer for Crowd
Pump For Pressure Washer(images 35)

Before starting up, check the oil level of the crankcase to the center line of the oil sight mirror, and replace the special lubricating oil after 50 hours of operation for the first time.

Pump For Pressure Washer(images 36)

It is forbidden to idle without water, and the connected water flow speed and water supply must be greater than 1.5 times of the rated flow of the high-pressure pump.

Pump For Pressure Washer(images 37)

Turn on the spray gun before starting, so that the water flow naturally out of the pump to eliminate excess air, and then start the power source.

Pump For Pressure Washer(images 38)

A high-density filter of not less than 50 meshes must be installed at the water inlet, and the filter screen must be removed and cleaned every 30 hours of operation.

Q: Why does the high-pressure pump vibrate violently when it is turned on?
A: Vibration is usually caused by inhaled air, insufficient water supply from the water source, or blockage of the high-density filter. Please first check whether the water inlet pipe is sealed well, and clean the water inlet filter to ensure sufficient water.
Q: How often does the oil in the high-pressure washer pump need to be replaced?
A: When using a new pump for the first time, the oil should be changed after 50 hours of operation. After that, under normal use, it is recommended to replace the special crankcase lubricating oil every five hundred hours of operation or every six months.
Q: What causes the dripping of the pump head and how should it be handled?
A: Dripping water is usually due to wear of the water seal. The water seal will gradually wear out due to long-term high-pressure operation or water quality containing tiny gravel. At this time, it is necessary to replace the corresponding type of water seal repair kit to restore the seal.
Q: Why is the output cleaning pressure not up to the rated standard?
A: The pressure drop may be due to nozzle wear, excessive overflow of the pressure regulating valve or foreign matter in the check valve. It is recommended to check whether the nozzle aperture becomes larger first. If the nozzle is the same, the check valve needs to be disassembled and cleaned.
Q: Can the high-pressure pump be connected to high-temperature hot water for cleaning?
A: Our standard high-pressure pump is designed to have a maximum inlet water temperature of 60 degrees Celsius. If you need to operate continuously in an environment above this temperature, it is recommended to purchase our high-temperature pump type specially designed for hot water environment.
Q: If the high-pressure pump is not used for a long time, how should it be maintained and stored?
A: Before long-term storage, the water in the pump should be completely drained, and a small amount of antifreeze or antirust agent is recommended to protect the internal metal parts. Store in a dry and not less than zero degrees Celsius environment to prevent the pump body from freezing and cracking.
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